Water Baths & Shaking Water Baths. Quality Technology for Routine Applications

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1 Water Baths & Shaking Water Baths Quality Technology for Routine Applications 94

2 Water Baths and Shaking Water Baths The TW and SW Water Bath Series are microprocessor-controlled, durable, and long-lasting high quality products that accommodate any common temperature application from +20 C to C. Examples include temperature control of samples, incubations, material testing, corrosion tests, and cell cultivation. User-friendly operation via keypad Bright LED-Display Bath volumes from 2 to 26 liters Lift-up bath cover (optional) Splash-proof design Power switch integrated in keypad (patented) High temperature stability of ±0.2 C or ±0.02 C Dry-running protection with audible and optical alarm Warning and cut-off protection for high/low temperature Adjustable shaking frequencies from 20 to 200 RPM s in SW models Convenient bath drains Removable bottom plate and shaking insert Wide selection of accessories for temperature control of samples All wetted parts are made of stainless steel or high grade plastics Large selection of accessories for all routine laboratory applications: For example: the all-purpose tray accommodates Erlenmeyer flasks in all common sizes. Various racks for test tubes and microliter tubes are also available. 95

3 Water Baths Overview TW Series SW Series Water Baths +20 C C 4 different models from 2 to 26 liters Shaking Water Baths +20 C C 2 different models with 20 liters filling volume 96 User-friendly operation via splash water protected keypad with integrated power switch and bright LED temperature display. Please refer to the fold-out page for description of icons above. Keypad with Multi-Display (LED) for adjusting setpoint, high/low temperature early warning function, and shaking frequency.

4 Features & Benefits Wide Selection of Test Tube Racks Durable Handles Integrated High Performance Heater TW Models User-Friendly Keypad with LED Display Lift-up Bath Covers available in Makrolon or Stainless Steel Integrated Power Switch with Auto-Start Feature Easy-Access Drain Small Footprint Large Bath Volume High Quality Stainless Steel Bath Tank Design for Minimum Fluid Loss SW Models also offer: Temperature Stability up to ±0.02 C Removable Shaking Insert Adjustable Shaking Frequency ( rpm) Integrated Timer ( Operating Hours) RS232 Interface 97

5 Water Baths TW8 TW2 TW12 TW20 Test tube racks and cover not included (optional). Water Baths TW Series for working temperatures from +20 C to C Water Baths provide many benefits for your common day-to-day laboratory tasks. Features like easy operation, splash water protection, and an optimized bath tank design maximize user-friendliness. TW2 Space-saving design, suitable for samples and for up to 24 test tubes Applications Routine laboratory applications Cell cultivation Food & cosmetics Temperature control of samples Incubations Material / corrosion tests TW8, TW12, TW20 Convenient bath drain Durable handles for easy transport Removable bottom plate for easy cleaning C _TW2 TW8 _TW12 TW20 TW20 Heat-up times Bath fluid: water min Model Working temperature range C Temp. stability C Heating capacity kw Bath opening / bath depth W x L / D cm Insert capacity test tube racks 13 mm dia. 17 mm dia. Filling volume liters Dimensions W x L x H cm w/o / with cover TW ± x 13 / x 16 x 26 / TW ± x 27 / x 32 x 28 / TW ± x 27 / x 32 x 28 / TW ± x 30 / x 35 x 32 / 49 98

6 Accessories Description / Dimensions Lift-up Makrolon covers (to +80 C), transparent Suitable for Lift-up Makrolon cover, 17 x 16 x 16 cm TW Lift-up Makrolon cover, 29 x 32 x 16 cm TW Lift-up Makrolon cover, 40 x 32 x 16 cm TW Lift-up Makrolon cover, 56 x 35 x 17 cm TW20 Lift-up stainless steel bath covers (to +100 C) Lift-up stainless steel cover TW Lift-up stainless steel cover TW Lift-up stainless steel cover TW Lift-up stainless steel cover TW20 Flat stainless steel bath covers with sets of rings with 1 opening 190 mm dia. TW with 4 openings 92 mm dia. TW with 6 openings 92 mm dia. TW with 2 openings 190 mm dia. TW with 6 openings 115 mm dia. TW20 Lift-up Covers Prevent liquid losses due to evaporation and protect samples from contamination. Made of either Makrolon or stainless steel. Flat Bath Covers Beakers or Erlenmeyer flasks can be placed directly onto the perforated stainless steel bottom plate. Cooling installation / continuous water supply Liquid level/cooling set TW8, TW12,TW20 Test tube racks to +80 C, Polypropylene for 60 test tubes 16/17 mm dia. TW8, TW12,TW for 90 test tubes 12/13 mm dia. TW8, TW12,TW for 90 microliter tubes 11/12 mm dia. TW8, TW12,TW for 21 test tubes 30 mm dia. TW8, TW12,TW20 Test tube racks to +100 C, stainless steel for 24 test tubes 16/17 mm dia. TW for 50 test tubes 16/17 mm dia. TW8, TW12,TW for 90 test tubes 12/13 mm dia. TW8, TW12,TW for 90 test tubes 11/12 mm dia. TW8, TW12,TW for 21 test tubes 30 mm dia. TW8, TW12,TW20 Additional accessories Stents lifter TW Hygiene insert, stainless steel TW Drain tap with tube 8 mm inner dia. TW8, TW12,TW Hollow balls, Polypropylene, 20 mm dia. (1000 pcs.) TW2, TW8, TW12,TW20 Liquid Level/Cooling Set With continuous water supply to maintain constant liquid level at high temperatures and for counter-cooling of applications at or near ambient temperature. Insert Capacity of test tube racks for water baths: TW2 1 rack TW8 2 racks TW12 3 racks TW20 4 racks Water bath protective media Aqua Stabil bottles, 100 ml each, to prevent formation of algae bottles, 100 ml each, to prevent formation of algae 99

7 Shaking Water Baths SW23 Applications Biochemical research Material testing Enzyme and tissue studies Homogenization Corrosion tests Fermentation Incubations Blood plasma thawing Food & cosmetics SW22 Test tube racks and cover not included (optional). Shaking Water Baths SW Series for working temperatures from +20 C to C Shaking Water Baths provide state-of-the-art features for your common day-to-day laboratory tasks. For example: sloped edges keep the water in the stainless steel bath tank - even when the lid is open. Overall splash water protection Dry-running protection and audible warning / cut-off functions Integrated timer ( operating hours) Side drain User-friendly operation and consistent reproducibility 1-point calibration Model SW22 is the basic model featuring a temperature stability of ±0.2 C. Model SW23 is the advanced model featuring a temperature stability of ±0.02 C with integrated circulation pump. The shaking insert is removable: No direct contact with the bath fluid, carrier trays can be assembled outside the bath. Heat-up time Bath fluid: water C SW22 SW min Model Working temperature range C Temp. stability C Heating capacity kw Bath opening / bath depth W x L / D cm Filling volume liters Shaking frequency rpm Shaking stroke mm Dimensions W x L x H cm w/o / with cover SW ± x 30 / x 35 x 26 / SW ± x 30 / x 35 x 26 /

8 Accessories Description Lift-up bath covers / hollow balls Lift-up Makrolon cover (to +80 C), transparent Lift-up stainless steel cover (to +100 C) Cooling installation / continuous water supply Description Hollow balls, Polypropylene 20 mm dia., (1000 pcs.) Liquid level/cooling set Cooling coil Lift-up Covers prevent liquid losses due to evaporation and protect samples from contamination. Makrolon cover All-purpose spring tray All-purpose spring tray pre-assembled for 11 Erlenmeyer flasks 250 ml, incl. set of springs for Erlenmeyer flasks ml Set of springs consisting of 5 springs 190 mm and 12 springs 135 mm (for tray ) For counter-cooling near ambient temperature use the cooling coil. Standard carrier trays for 45 flasks 25 ml for 11 flasks ml for 32 flasks 50 ml for 8 flasks 500 ml for 18 flasks 100 ml for 5 flasks 1000 ml for 15 flasks 200 ml Base tray and spring clamps Base tray for assembling spring clamps on a mix and match basis Spring clamp for 10 ml flasks for ml flasks Spring clamp for 25 ml flasks for 300 ml flasks Spring clamp for 50 ml flasks for 500 ml flasks Spring clamp for 100 ml flasks for 1000 ml flasks Carrier tray with test tube racks Base tray for assembling a maximum of 4 test tube racks Test tube racks made of Polypropylene (to +80 C) Test tube racks made of stainless steel (to +100 C) for 60 test tubes, 16/17 mm dia for 50 test tubes, 16/17 mm dia for 90 test tubes,12/13 mm dia for 90 test tubes, 12/13 mm dia for 90 Microliter tubes, 11/12 mm dia for 90 Microliter tubes, 11/12 mm dia for 21 test tubes, 30 mm dia for 21 test tubes, 30 mm dia. All-purpose spring tray Standard carrier tray Base tray with spring clamps Complete carrier trays with test tube racks (to +80 C) for 240 test tubes, 16/17 mm dia for 360 microliter tubes, 30 x 11/12 mm dia for 360 test tubes, 12/13 mm dia for 84 test tubes, 30 mm dia. Software EasyTemp software free of charge at USB Interface adapter cable RS232 interface cable, 3 m, for direct PC connection Carrier tray with test tube racks Water bath protective media Aqua Stabil bottles, 100 ml each, to prevent formation of algae bottles, 100 ml each, to prevent formation of algae 101